Home / 1,445,097.14-1,994,207.94-800,515.34

Finding the Fourth Proportional to 1,445,097.14, 1,994,207.94 and 800,515.34

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Solution

The fourth proportional to 1,445,097.14, 1,994,207.94 and 800,515.34 is: 1,104,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,097.14 : 1,994,207.94 = 800,515.34 : x
  2. Step 2: Convert to fraction form
    1,445,097.14/1,994,207.94 = 800,515.34/x
  3. Step 3: Cross multiply
    1,445,097.14x = 1,994,207.94 × 800,515.34
  4. Step 4: Simplify right side
    1,445,097.14x = 1,596,394,047,119.80
  5. Step 5: Solve for x
    x = 1,596,394,047,119.80/1,445,097.14
  6. Step 6: Final answer
    x = 1,104,696.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.